sorry i did not try this one. so i can not offer any help
map:

http://rapidshare.com/files/99630131/Tomtom_Mapa_do_Brasil_710_1628.zip

how to install: http://rapidshare.com/files/99853192/PATCHE_7.rar.html

it seems i have long time does not update any news about tomtom
so today i bring something news
TomTom 6.204 (7230) + Taiwan 652.20 map, including WM2003/CE 4.20/WM5 hack, 3 voices, 1 scheme to get you started. Enough headache for everyone. Here you go

http://www.mediafire.com/?3czzsim2tqo

Password : Piz

If you use Bluetooth device, then add the following DLLs to \TomTom or \Windows +gs7

http://www.mediafire.com/?0eii1dzgitj

Credits go to people who supply all bits & “bytes” & bug reports at

http://www.pda4x.com/read.php?tid=63775